The Société du Grand Projet du Sud-Ouest (SGPSO) regularly updates the content of its website, which can be accessed at www.sgpsudouest.fr. The aim of these updates is to provide ever more recent and detailed information on the Ligne Nouvelle.

The main updates in recent weeks include

- content in line with progress on the site
- news and events
- resources

These updates are part of SGPSO's commitment to improving information for the public and its partners. By providing up-to-date information, the public institution aims to strengthen community participation in the integration of the Ligne Nouvelle into the region and the times.